North Korean defectors who live in South Korea prepare to fly balloons carrying anti-North Korea leaflets near the demilitarised zone which separates the two countries. The slogans on the balloons read "Liberate North Korean compatriots", "Terminate three generations of hereditary power transfer", "Go to hell, Kim Jong-il", "No condolence call for devil" and "North Koreans, rise up". (Photo: Kim Kyung-Hoon / Reuters via the Telegraph)

South Korean opposition leader Kim Seon-dong set off a canister of tear gas in the middle of parliament yesterday to protest thre overwhelming ratification of a controversial trade agreement with the United States.. The pact with South Korea will be the largest free-trade agreement for the United States since the North American Free Trade Agreement in 1994.